Packing box for display

A packing box for display comprising:

• a top plate adapted to surround a top surfaces of items disposed in the packing box;
• a bottom plate adapted to surround an underside surfaces of the items;
• a left plate adapted to surround a left surfaces of the items;
• and
• a right plate adapted to surround a right surfaces of the items;
• wherein the top plate has an upper side rear plate extended from a rear side end portion thereof in such a manner as to be folded downward and the bottom plate has a lower side rear plate extended from the rear side end portion thereof in such a manner as to be folded upward, the upper side rear plate and the lower side rear plate being bonded to a first rear plate bonding surface extended from a rear side end portion of the left plate in such a manner as to be folded to the right side and a second rear plate bonding surface extended from the rear side end portion of the right plate in such a manner as to be folded to the left side, thus closing an inner side rear surface of the packing box, and thus opening an inner side front surface of the packing box and the packing box further having base parts formed on both sides of the lower end portion of an inner side open front surface thereof in such a manner as to be extended from the left plate to the bottom plate and from the right plate to the bottom plate, the top plate having a long slot extended backwardly from an intermediate front side end portion in a direction of a width thereof wherein the long slot defines an opening in the top plate having a slot width that is less than a width of the top plate, and wherein the long slot provides for user manipulation of one or more items through the long slot to remove the one or more items from the packing box through an opening that is not the long slot;
• wherein the bottom plate comprises at least one first protruding piece extending from a base fold line between a front side end portion of the bottom plate and the first protruding piece, said first protruding piece comprising;
• an oblique fold line formed across the first protruding piece, and
• an insertion tab formed on a side end portion of the first protruding piece, wherein the insertion tab is inserted into a hole formed between the bottom plate and the first protruding piece.